When the track section is activated

Model Number: 17709

The Trainz SKU for this item is P11473885

Model Number: R19311B

Model Number: 37543

Atlas 2236 N Scale Type G Single Target Kit Railroad Signal with PCB ProductID_11524915 When the track section isIn 2006, answering increased demand by discriminating modelers, Atlas is introducing its HO Scale Signal Systems, offered in three versions, each complete with a signal relay shed for static display. The signals will be offered as a single target, double target, bi directional targets and single targets in a four pack. The Atlas Model RR Signal System features true scale dimensions and details, and includes circuitry for North American prototype